International Brotherhood of Electrical Workers (IBEW)

The IBEW represents workers in the electrical industry including construction, gas and electric utilities, telecommunications, railroads and government agencies. Construction and residential electricians work in all phases of the electrical construction and service industry. Their worksites ranges from single-family residences to state-of-the-art industrial plants. Inside wire workers may install and maintain conduits, switches, converters, wire lighting, and complex systems incorporating computerization and high technology. Electricians work in the electric sign industry and increasingly perform work in the installation of fiber optics and voice/data/video equipment.

Headquarters:
900 Seventh Street, NW
Washington, DC 20001
Phone: 202-833-7000
ibew.org

International Brotherhood of Teamsters (Teamsters)

The Teamsters represent 1.4 million working men and women in virtually every occupation throughout the United States and Canada, including many in the construction industry. Two-thirds of Teamsters members work in one of five divisions: warehouse, parcel, freight, public employees and industrial trades. The public employees sector is the union’s fastest-growing division. Teamsters members are also spread out geographically. The largest concentrations of Teamsters are in the regions in the central and eastern states.

Headquarters:
25 Louisiana Avenue, NW
Washington, DC 20001
Phone: 202-624-6800
teamster.org

International Union of Bricklayers and Allied Craftworkers (BAC)

BAC represents all skilled trowel trades workers, including bricklayers, tile setters, plasterers, cement masons, marble masons, restoration workers, and terrazzo and mosaic workers. Their work can be seen on many buildings, homes, stadiums, monuments and landmarks throughout the United States and Canada. BAC craftworkers routinely demonstrate their talents at trade shows, union industries shows and apprentice contests.

Headquarters:
620 F Street, NW
Washington, DC 20004
Phone: 202-783-3788
bacweb.org

International Union of Elevator Constructors (IUEC)

The IUEC represent the most qualified and trained elevator constructors in the world. Members assemble, install and replace elevators, escalators, dumbwaiters, moving walkways and similar equipment in new and old buildings. Elevator constructors also maintain and repair this equipment and modernize older equipment.

Headquarters:
7154 Columbia Gateway Drive
Columbia, MD 21046
Phone: 410-953-6150
iuec.org

International Union of Painters and Allied Trades (IUPAT)

IUPAT members work in one or more of several crafts: painting, wallpaper hanging, glazing (glass work), drywall and taping, floor covering, and sign and display work. Painters and paperhangers work in industrial, commercial and residential settings, from bridges and ships to interior walls of office buildings and homes. Drywall finishers tape, fill in and smooth seams in sheets of drywall. Glaziers prepare and install various kinds of glass, mirrors, metal framing and doors/entrances to buildings. Floor coverers work with resilient floors, as well as carpet and decorative coverings. Members also perform exterior sign and display work, like standard billboards and lighted billboards. Other types of work are convention display and show decorators.

Headquarters:
7234 Parkway Drive
Hanover, MD 21076
Phone: 410-564-5900
iupat.org

Laborers’ International Union of North America (LIUNA)

LIUNA is the most progressive, aggressive and fastest-growing union of construction workers, and one of the most diverse and effective unions representing public service employees. LIUNA members are on the forefront of the construction industry – a powerhouse sector of 12 million workers producing five percent of our countries’ economic output.

Headquarters:
905 16th Street, NW
Washington, DC 20006
Phone: 202-737-8320
liuna.org

Operative Plasterers’ and Cement Masons’ International Association (OPCMIA)

OPCMIA members represent skilled plasterers, cement masons, shophands and associated members. Plasterers finish interior walls and ceilings of buildings, apply plaster on masonry, metal, wirelath or gypsum. Bridges, canals, dams, reservoirs, roads and many other engineering feats would be impossible without the skills of OPCMIA cement masons. Cement masons are responsible for all concrete construction, including pouring and finishing of slabs, steps, wall tops, curbs and gutters, sidewalks, paving and other concrete construction.

Headquarters:
9700 Patuxent Woods Drive, Suite 200
Columbia, MD 21046
Phone: 301-623-1000
opcmia.org

International Association of Sheet Metal, Air, Rail and Transportation Workers (SMART)

SMART members work in several industries. Sheet metal workers fabricate, install and service heating, venting and air conditioning systems; blowpipe and industrial systems; metal roofing; coping and flashing; and stainless steel work for restaurants, kitchens and hospitals. They prepare shop and field drawings manually and with computer-aided design.

Headquarters:
1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-662-0800
smart-union.org

United Association – Union of Plumbers, Fitters, Welders and Service Techs (UA)

UA is a multicraft union representing plumbers and pipe, sprinkler and refrigerator fitters, and service technicians. These jobs require the installation, remodeling or maintenance of systems that carry water, steam, air and other liquids or gases necessary for sanitation, industrial production, heating and air conditioning, and many other uses. Workers measure, cut and bend pipe, weld, braze, caulk, solder, glue or thread joints at residential and commercial jobsites.

Headquarters:
Three Park Place
Annapolis, MD 21401
Phone: 410-269-2000
ua.org

United Union of Roofers, Waterproofers and Allied Workers (Roofers)

Members of the Roofers Union install new roofs and remove old roofs using a variety of materials. Roofers install hot built-up and single-ply roofing systems on mostly commercial/industrial structures. Waterproofers install moisture-resistant products on below-grade structures and other surfaces to prevent water intrusion into buildings. The work is performed in all weather conditions. Members also operate a variety of mechanical and electrical equipment associated with the installation of roofing and waterproofing products.

Headquarters:
1660 L Street, NW, Suite 800
Washington, DC 20036
Phone: 202-463-7663
unionroofers.com

International Union of Operating Engineers (IUOE)

IUOE is a progressive, diversified trade union primarily representing operating engineers, who work as heavy equipment operators, mechanics and surveyors in the construction industry; and stationary engineers, who work in the service industries and in operations and maintenance in building and industrial complexes. IUOE also represents nurses and other health industry workers, a significant number of public employees engaged in a wide variety of occupations, and a number of job classifications in the petrochemical industry.

Headquarters:
1125 17th Street, NW
Washington, DC 20036
Phone: 202-429-9100
iuoe.org

International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers (Boilermakers)

The Boilermakers are a diverse union of workers in construction, maintenance, manufacturing, professional emergency medical services, repair and related industries. Boilermakers build and repair ships, fishing boats, ferries, barges, cranes, boilers, tanks, pressure vessels, plate and structural fabrications among other things. These skilled workers often use acetylene torches, power grinders and other equipment for welding, burning, cutting, rigging, layout and bolting. It’s hard work, and heavy lifting and dedication to the craft is required.

Headquarters:
753 State Avenue
Kansas City, KS 66101
Phone: 913-371-2640
boilermakers.org

International Association of Heat and Frost Insulators and Allied Workers (Insulators)

The International Association of Heat and Frost Insulators and Allied Workers has persevered since 1903, a testament to our founders’ commitment to the dignity, skills and well-being of our membership. For more than 115 years our union has endured, through good times and bad, in peacetime and at war, through economic depression and prosperity, in favor and out of favor with governments and politicians. Through it all we not only have survived; we have flourished.

Today’s Union Insulator is skilled in the installation of mechanical insulation, fire stopping, asbestos and lead mitigation or abatement, sound attenuation and specialty fabrications required in custom mechanical insulation installations for commercial, industrial, medical, bio-technical, governmental and educational facilities among other customer types. This work is installed by our professional mechanical insulators that have achieved journeyman status in the union through a multi-year classroom and 1,600 hour per year on-the-job training program second to none in North America.

Headquarters:
9602 Martin Luther King Highway
Lanham, MD 20706
Phone: 301-731-9101
insulators.org

International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (IW)

Members of the IW assemble and erect steel framework and other metal parts in buildings and on bridges, dams, skyscrapers, factories and other steel structures. They raise, place and join steel girders and columns to form structural frameworks, including the welding for metal decking.

Headquarters:
1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-383-4800
ironworkers.org

The Canadian Building Trades Unions (CBTU)

The Canadian Building Trades Unions (CBTU) has a mission to represent all workers in the building, construction, fabrication and maintenance industry and support their efforts to improve their working conditions and quality of life. In pursuit of those goals, the CBTU continuously seeks to build its workforce and strengthen its industry.

 Headquarters:
72 Chamberlain Avenue
Ottawa, ON  K1S 1V9
www.buildingtrades.ca